Casing Head Tubing Head Bops Petroleum Equipment

Casing head is an important device connecting casing and various wellhead equipment. It mainly composed of casing head shell, casing Stone, casing hanger, jbckscrew and other components. It is used for support the technical casing and the oilrock casing gravity, seal annular space between the layers for the installation of blowout preventer. Tubing head and X-mas tree and the upper wellhead assembly etc. to provide the transitional link,and proceed squeeze cement through casing side export, monitoring wells and inject equilibrium liquid.

working pressure  Top Flange  BottomConnection  working pressure  Top Flange Bottom Connection 

psi(MPa)          in(mm)          in(mm)       psi(MPa)      in(mm)            in(mm)

2000                 9                 7           3000              11                 9 5/8

 (14)               (228.6)         (178)        (21)             (279.4)            (245)

 2000                11              9 5/8          3000          13 5/8              13 3/8

 (14)               (279.4)         (245)        (21)            (346.1)         (340.5)

 2000              13 5/8           13 5/8        3000       20 3/4         13 3/8

 (14)               (346.1)        (340.5)       (35)              (527.0)             (340.5)

 2000              21 1/4             20          5000             11                  9 5/8

 (14)               (539.8)         (509)        (35)           (279.4)              (245)

 3000                9                   7           5000          13 5/8            13 3/8

(21)               (228.6)         (178)        (35)           (346.1)            (340.5)